1John Barnes to Thomas Jefferson, 6 July 1811 (Jefferson Papers)
New York (city); commerce at [index entry]
2Thomas Jefferson to David Gelston, 8 March 1819 (Jefferson Papers)
New York (city); commerce at [index entry]
3Francis Adrian Van der Kemp to Thomas Jefferson, 8 May [1819] (Jefferson Papers)
New York (city); commerce at [index entry]
4Thomas Jefferson to David Gelston, 13 August 1820 (Jefferson Papers)
New York (city); commerce at [index entry]